name: Build and Deploy

on:
  push:
    branches:
      - airlabs

jobs:
  build-and-deploy:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        run: |
          git clone --depth=1 --branch=${{ github.ref_name }} https://gitea.airlabs.art/${{ github.repository }}.git .

      - name: Set environment by branch
        run: |
          SHORT_SHA=$(echo "${{ github.sha }}" | cut -c1-7)
          BUILD_DATE=$(date +%Y%m%d)

          echo "IMAGE_TAG=internal-${BUILD_DATE}-${SHORT_SHA}" >> $GITHUB_ENV
          echo "CR_SERVER_ACTIVE=${{ secrets.CR_SERVER }}" >> $GITHUB_ENV
          echo "CR_USERNAME_ACTIVE=${{ secrets.CR_USERNAME }}" >> $GITHUB_ENV
          echo "CR_PASSWORD_ACTIVE=${{ secrets.CR_PASSWORD }}" >> $GITHUB_ENV
          echo "CR_ORG=internal" >> $GITHUB_ENV
          echo "DEPLOY_ENV=internal" >> $GITHUB_ENV
          echo "DOMAIN_WEB=devperf.airlabs.art" >> $GITHUB_ENV
          echo "DOMAIN_API=devperf-api.airlabs.art" >> $GITHUB_ENV

      - name: Login to Volcano Engine CR
        run: |
          echo "${{ env.CR_PASSWORD_ACTIVE }}" | docker login --username "${{ env.CR_USERNAME_ACTIVE }}" --password-stdin ${{ env.CR_SERVER_ACTIVE }}

      - name: Build and Push Backend
        id: build_backend
        run: |
          set -o pipefail
          for attempt in 1 2 3; do
            echo "Build backend attempt $attempt/3..."
            DOCKER_BUILDKIT=0 docker build \
              --tag ${{ env.CR_SERVER_ACTIVE }}/${{ env.CR_ORG }}/devperf-backend:${{ env.IMAGE_TAG }} \
              --tag ${{ env.CR_SERVER_ACTIVE }}/${{ env.CR_ORG }}/devperf-backend:latest \
              ./backend 2>&1 | tee /tmp/build.log && break
            echo "Attempt $attempt failed, retrying in 10s..." && sleep 10
          done
          for attempt in 1 2 3; do
            docker push ${{ env.CR_SERVER_ACTIVE }}/${{ env.CR_ORG }}/devperf-backend:${{ env.IMAGE_TAG }} && \
            docker push ${{ env.CR_SERVER_ACTIVE }}/${{ env.CR_ORG }}/devperf-backend:latest && break
            echo "Push attempt $attempt failed, retrying in 10s..." && sleep 10
          done

      - name: Build and Push Web
        id: build_web
        run: |
          set -o pipefail
          for attempt in 1 2 3; do
            echo "Build web attempt $attempt/3..."
            DOCKER_BUILDKIT=0 docker build \
              --build-arg VITE_API_BASE_URL=https://${{ env.DOMAIN_API }} \
              --tag ${{ env.CR_SERVER_ACTIVE }}/${{ env.CR_ORG }}/devperf-web:${{ env.IMAGE_TAG }} \
              --tag ${{ env.CR_SERVER_ACTIVE }}/${{ env.CR_ORG }}/devperf-web:latest \
              ./frontend 2>&1 | tee -a /tmp/build.log && break
            echo "Attempt $attempt failed, retrying in 10s..." && sleep 10
          done
          for attempt in 1 2 3; do
            docker push ${{ env.CR_SERVER_ACTIVE }}/${{ env.CR_ORG }}/devperf-web:${{ env.IMAGE_TAG }} && \
            docker push ${{ env.CR_SERVER_ACTIVE }}/${{ env.CR_ORG }}/devperf-web:latest && break
            echo "Push attempt $attempt failed, retrying in 10s..." && sleep 10
          done

      - name: Setup Kubectl
        run: |
          if ! command -v kubectl &>/dev/null; then
            echo "kubectl not found, using mounted binary or downloading..."
            if [ -f /usr/local/bin/kubectl ]; then
              echo "kubectl found at /usr/local/bin/kubectl"
            else
              curl -LO "https://dl.k8s.io/release/v1.28.0/bin/linux/amd64/kubectl" || \
              curl -LO "https://files.m.daocloud.io/dl.k8s.io/release/v1.28.0/bin/linux/amd64/kubectl"
              chmod +x kubectl && mv kubectl /usr/bin/kubectl
            fi
          fi
          kubectl version --client

      - name: Set kubeconfig
        run: |
          mkdir -p $HOME/.kube
          printf '%s\n' '${{ secrets.VOLCANO_INTERNAL_KUBE_CONFIG }}' > $HOME/.kube/config
          chmod 600 $HOME/.kube/config
          echo "kubeconfig lines: $(wc -l < $HOME/.kube/config)"
          grep server $HOME/.kube/config || echo "WARNING: no server found in kubeconfig"
          kubectl cluster-info 2>&1 | head -3 || true

      - name: Deploy to K3s
        id: deploy
        run: |
          echo "Environment: ${{ env.DEPLOY_ENV }}"
          CR_IMAGE="${{ env.CR_SERVER_ACTIVE }}/${{ env.CR_ORG }}"

          # Replace image placeholders
          sed -i "s|\${CI_REGISTRY_IMAGE}/backend:latest|${CR_IMAGE}/devperf-backend:${{ env.IMAGE_TAG }}|g" k8s/backend-deployment.yaml
          sed -i "s|\${CI_REGISTRY_IMAGE}/web:latest|${CR_IMAGE}/devperf-web:${{ env.IMAGE_TAG }}|g" k8s/web-deployment.yaml

          # Replace domain placeholders in ingress
          sed -i "s|devperf.airlabs.art|${{ env.DOMAIN_WEB }}|g" k8s/web-ingress.yaml
          sed -i "s|devperf-api.airlabs.art|${{ env.DOMAIN_API }}|g" k8s/backend-ingress.yaml

          # Replace CORS origin
          sed -i "s|https://devperf.airlabs.art|https://${{ env.DOMAIN_WEB }}|g" k8s/backend-deployment.yaml

          for attempt in 1 2 3; do
            echo "Deploy attempt $attempt/3..."
            {
              kubectl create secret docker-registry cr-pull-secret \
                --docker-server="${{ env.CR_SERVER_ACTIVE }}" \
                --docker-username="${{ env.CR_USERNAME_ACTIVE }}" \
                --docker-password="${{ env.CR_PASSWORD_ACTIVE }}" \
                --dry-run=client -o yaml | kubectl apply -f -

              kubectl apply -f k8s/cert-manager-issuer.yaml
              kubectl apply -f k8s/redirect-https-middleware.yaml
              kubectl apply -f k8s/backend-deployment.yaml
              kubectl apply -f k8s/backend-ingress.yaml
              kubectl apply -f k8s/web-deployment.yaml
              kubectl apply -f k8s/web-ingress.yaml

              kubectl rollout restart deployment/devperf-backend
              kubectl rollout restart deployment/devperf-web
            } 2>&1 | tee /tmp/deploy.log && break
            echo "Attempt $attempt failed, retrying in 10s..."
            sleep 10
          done

      - name: Docker Cleanup
        if: always()
        run: |
          docker container prune -f
          docker image prune -f
          docker builder prune -a -f